feat: add --config-loader CLI option

packages/rspack-cli/src/types.ts

@@ -24,6 +24,7 @@ export interface RspackCLIOptions {
 	config?: string;
 	argv?: Record<string, any>;
 	configName?: string[];
+	"config-loader"?: string;
 }
 
 export interface RspackBuildCLIOptions extends RspackCLIOptions {

packages/rspack-cli/src/utils/loadConfig.ts

@@ -61,15 +61,15 @@ export async function loadRspackConfig(
 		if (!fs.existsSync(configPath)) {
 			throw new Error(`config file "${configPath}" not found.`);
 		}
-		if (isTsFile(configPath)) {
+		if (isTsFile(configPath) && options['config-loader'] === 'register') {
 			await registerLoader(configPath);
 		}
 		return crossImport(configPath, cwd);
 	}
 
 	const defaultConfig = findConfig(path.resolve(cwd, DEFAULT_CONFIG_NAME));
 	if (defaultConfig) {
-		if (isTsFile(defaultConfig)) {
+		if (isTsFile(defaultConfig) && options['config-loader'] === 'register') {
 			await registerLoader(defaultConfig);
 		}
 		return crossImport(defaultConfig, cwd);

packages/rspack-cli/src/utils/options.ts

@@ -44,7 +44,12 @@ export const commonOptions = (yargs: yargs.Argv) => {
 				type: "array",
 				string: true,
 				describe: "Name of the configuration to use."
-			}
+			},
+			'config-loader': {
+				type: "string",
+				default: "register",
+				describe: "Specify the loader to load the config file, can be `native` or `register`.",
+			},
 		})
 		.alias({ v: "version", h: "help" });
 };